Roy Hill Stacker & Reclaimer Installation

KAEFER was contracted to carry out the Structural, Mechanical, Piping and Electrical Instrumentation (SMP&EI) installation of one fixed Stacker, two mobile Stackers capable of stacking ore at a rate of 5,500tph and one Reclaimer with a reclaiming rate of 14,000 tph at the Roy Hill Mine.

All machines were pre-assembled offshore and supplied in a modular configuration. The onsite assembly involved a multitude of large single and dual crane lifts throughout the build process. Works encompassed:

• Supply of erection cranes (over 10 cranes onsite, ranging up to 600 Tonne in size);
• Supply of construction offices, cribs and ablutions;
• Co-ordinating the component deliveries around site utilising the Self Propelled Mobile Transporters;
• Design and supply of temporary boom stands;
• Supply of all tools and gear;
• Supply of management and labour with a peak loading of ~160 people onsite;
• Preparation of lift plans (largest lift being 260 Tonnes single crane lift);
• Installation of electrical cable, instruments and lights;
• Installation of lube and hydraulic systems;
• Simultaneous SMP&EI installation of four machines; and
• Verification of vendor supplied components.
• Pre-commissioning of all machines.